Add 50/70 and 15/49
50/70 + 15/49 is 50/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 49 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 70 × 7 = 490,
50/70 = 50 × 7/70 × 7 = 350/490 - Likewise, for the 2nd fraction, since 49 × 10 = 490,
15/49 = 15 × 10/49 × 10 = 150/490 - Add the two like fractions:
350/490 + 150/490 = 350 + 150/490 = 500/490 - 500/490 simplified gives 50/49
- So, 50/70 + 15/49 = 50/49
In mixed form: 11/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/70+30/49 50/70+15/98 50/70+45/49 50/70+75/49